Element for a toy building set



FIG. 1 is a front perspective view of the element for a toy building setshowing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines are for the purpose of illustrating portions of thearticle that form no part of the claimed design.

CLAIM The ornamental design for an element for a toy building set, asshown and described.